def parse(filename):
finput = open(filename)
linput = finput.read().decode('utf-8')
char_stream = antlr3.ANTLRStringStream(linput)
lexer = OpenAirLexer(char_stream)
tokens = antlr3.CommonTokenStream(lexer)
parser = OpenAirParser(tokens)
oair = parser.oair_file()
tree = oair.tree
nodes = antlr3.tree.CommonTreeNodeStream(tree)
nodes.setTokenStream(tokens)
walker = OpenAirWalker(nodes)
walker.debug = False
res = walker.oair_file()
return res
#!/usr/bin/env python
import antlr3
from OpenAirLexer import OpenAirLexer
from OpenAirParser import OpenAirParser
import sys
fin = file(sys.argv[1])
s = ""
for i in fin.xreadlines():
s += i
char_stream = antlr3.ANTLRStringStream(s)
# or to parse a file:
# char_stream = antlr3.ANTLRFileStream(path_to_input)
# or to parse an opened file or any other file-like object:
# char_stream = antlr3.ANTLRInputStream(file)
lexer = OpenAirLexer(char_stream)
tokens = antlr3.CommonTokenStream(lexer)
parser = OpenAirParser(tokens)
parser.zone()
##parser.file()
